How deep of a mattress does the Quilted Green Tea Memory Foam Mattress Rejuvenator or mattress pad fit? Updated June 12, 2019 16:44 Zinus mattress rejuvenators and mattress pads are meant to fit mattresses up to 12" deep. Related articles Why is the mattress topper slightly smaller than my mattress? How long does a mattress topper take to fully decompress? What if my mattress doesn't reach its intended thickness? Is the Quilted Green Tea Memory Foam Mattress Rejuvenator and pad waterproof? What are Zinus memory foam mattresses made of?